| /* { dg-options { -nostartfiles below100.o -Tbelow100.ld -O2 } } */ |
| /* { dg-final { scan-assembler "set1 32533,#0" } } */ |
| |
| typedef struct |
| { |
| unsigned short b0:1; |
| unsigned short b1:1; |
| unsigned short b2:1; |
| unsigned short b3:1; |
| unsigned short b4:1; |
| unsigned short b5:1; |
| unsigned short b6:1; |
| unsigned short b7:1; |
| unsigned short b8:1; |
| unsigned short b9:1; |
| unsigned short b10:1; |
| unsigned short b11:1; |
| unsigned short b12:1; |
| unsigned short b13:1; |
| unsigned short b14:1; |
| unsigned short b15:1; |
| } BitField; |
| |
| #define SFR (*((volatile BitField*)0x7f14)) |
| unsigned short *p = (unsigned short *) 0x7f14; |
| |
| void |
| Do (void) |
| { |
| SFR.b8 = 1; |
| } |
| |
| int |
| main (void) |
| { |
| *p = 0x1234; |
| Do (); |
| return (*p == 0x1334) ? 0 : 1; |
| } |
